平仓盈亏是什么意思：期货交易中的核心概念

中文版

平仓盈亏，又称为实际盈亏或结算盈亏，是期货交易中的一个核心概念。它指的是投资者在期货合约到期前或达到预定目标时，选择平仓（即卖出或买入相反方向的合约，以抵消原有持仓）时所产生的盈亏。简而言之，平仓盈亏反映了投资者从开仓到平仓整个过程中，由于市场价格变动而实现的真实盈亏。

平仓盈亏的计算方法相对直接。当投资者选择平仓时，首先需确定平仓时的市场价格。然后，将这个平仓价格与投资者开仓时的价格进行比较，两者之间的差额即为投资者的平仓盈亏。如果平仓价格高于开仓价格，投资者盈利；反之，则亏损。

平仓盈亏对于投资者具有重要意义。首先，它能够帮助投资者准确评估自己在期货交易中的实际盈利或亏损情况，为后续的投资决策提供参考。其次，通过关注平仓盈亏，投资者可以更好地理解市场动态，把握市场趋势，从而制定更为合理的交易策略。

需要注意的是，平仓盈亏并不完全代表投资者的最终盈亏情况。在实际操作中，投资者还需考虑交易成本、税费等因素，以全面评估自己的投资表现。

英文版

What is Mark-to-Market Profit and Loss: A Core Concept in Futures Trading

Mark-to-market profit and loss, also known as actual profit and loss or settlement profit and loss, is a crucial concept in futures trading. It refers to the profit or loss incurred when investors choose to close their positions (i.e., sell or buy opposite contracts to offset their existing holdings) before the futures contract expires or when a predetermined target is reached. In simple terms, mark-to-market profit and loss reflects the investors' realized gains or losses due to market price movements throughout the entire process from opening to closing the position.

The calculation of mark-to-market profit and loss is relatively straightforward. When investors decide to close their positions, they first need to determine the market price at the time of closing. Then, they compare this closing price with the price at which they opened their position. The difference between the two prices represents the investors' mark-to-market profit or loss. If the closing price is higher than the opening price, the investors make a profit; otherwise, they incur a loss.

Mark-to-market profit and loss are crucial for investors. Firstly, they provide investors with an accurate assessment of their actual profits or losses in futures trading, serving as a reference for subsequent investment decisions. Secondly, by monitoring mark-to-market profit and loss, investors can better understand market dynamics, grasp market trends, and formulate more reasonable trading strategies.

It's worth noting that mark-to-market profit and loss do not fully represent the final profit or loss situation for investors. In practical operations, investors also need to consider transaction costs, taxes, and other factors to comprehensively evaluate their investment performance.